egypt within recent days aligning itself with palestinians, but still leading the push to try to end the fighting. reports say an israeli envoy is in cairo for talks to arrange for a truce, but for now, a break through looks distant. the sound now of what is coming. >> people running for their lives, looking for cover. as gaza militants launch dozens of rockets targeting israel's heartland. and just a flavor now of what's been happening night and day, three rockets aimed at tel aviv, the commercial capital of the jewish state. this was not that long ago, coming to the rescue, israel's iron dome missile defense system shooting down both those rockets before they could hit anything. israel also keeping up the pressure, pounding militant targets in gaza. these pictures show a building used by hamas and the sites of a war plane and being wiped out completely by a direct hit. meanwhile, president obama doing some kind of a balancing act now, warning israel about the dangers of expanding its air assault into a ground war, while also defending israel's right to defend itself. his comments d